Added one solution

varunu28 · varunu28 · commit c31377e51e04 · 2019-12-10T05:51:51.000-08:00
diff --git a/Easy/Cells with Odd Values in a Matrix.java b/Easy/Cells with Odd Values in a Matrix.java
@@ -0,0 +1,20 @@
+class Solution {
+    public int oddCells(int n, int m, int[][] indices) {
+        Map<Integer, Integer> rowMap = new HashMap<>();
+        Map<Integer, Integer> colMap = new HashMap<>();
+        for (int[] indice : indices) {
+            rowMap.put(indice[0], rowMap.getOrDefault(indice[0], 0) + 1);
+            colMap.put(indice[1], colMap.getOrDefault(indice[1], 0) + 1);   
+        }
+        int count = 0;
+        for (int i = 0; i < n; i++) {
+            for (int j = 0; j < m; j++) {
+                int temp = 0;
+                temp += rowMap.getOrDefault(i, 0);
+                temp += colMap.getOrDefault(j, 0);
+                count += temp % 2;
+            }
+        }
+        return count;
+    }
+}
